<script setup>
import {onMounted,ref} from "vue";
import {useRoute} from "vue-router";
import {getCategoryFilterAPI, getSubCategoryAPI} from "@/apis/category.js";
import GoodsItem from "@/views/Home/components/GoodsItem.vue";

//  获取面包屑导航数据
const categoryData = ref([])
const route = useRoute()
const  getCategoryFilter = async () =>{
   const res = await getCategoryFilterAPI(route.params.id)
    categoryData.value = res.result
}
onMounted(() => getCategoryFilter())


// 获取基本列表数据
const goodList = ref([])
const requestData = ref({
    categoryId:route.params.id,
    page:1,
    pageSize:20,
    sortFiled:'publishTime'
})

const getgoodList = async () =>{
    const  res =  await getSubCategoryAPI(requestData.value)
    goodList.value = res.result.items
}
const tabChange = () => {
    requestData.value.page = 1
    getgoodList()
}
// 加载更多
const disable = ref(false)
const  load =  async () => {
    requestData.value.page++
    // getgoodList()
    const  res =  await getSubCategoryAPI(requestData.value)
    goodList.value = [...goodList.value,...res.result.items]
//     加载完毕  停止监听
    if(res.result.items.length === 0){
        disable.value = true
    }
}

onMounted( () => getgoodList())

</script>

<template>
    <div class="container ">
        <!-- 面包屑 -->
        <div class="bread-container">
            <el-breadcrumb separator=">">
                <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
                <el-breadcrumb-item :to="{ path: `/category/${categoryData.parentId}` }">{{ categoryData.parentName }}
                </el-breadcrumb-item>
                <el-breadcrumb-item>{{ categoryData.name }}</el-breadcrumb-item>
            </el-breadcrumb>
        </div>
        <div class="sub-container">
            <el-tabs v-model="requestData.sortFiled" @tab-change="tabChange()">
                <el-tab-pane label="最新商品" name="publishTime"></el-tab-pane>
                <el-tab-pane label="最高人气" name="orderNum"></el-tab-pane>
                <el-tab-pane label="评论最多" name="evaluateNum"></el-tab-pane>
            </el-tabs>
            <div class="body" v-infinite-scroll="load" :infinite-scroll-disabled="disable">
                <!-- 商品列表-->
                <GoodsItem v-for="item in goodList" :key="item.id" :good="item"   />
            </div>
        </div>
    </div>

</template>



<style lang="scss" scoped>
.bread-container {
  padding: 25px 0;
  color: #666;
}

.sub-container {
  padding: 20px 10px;
  background-color: #fff;

  .body {
    display: flex;
    flex-wrap: wrap;
    padding: 0 10px;
  }

  .goods-item {
    display: block;
    width: 220px;
    margin-right: 20px;
    padding: 20px 30px;
    text-align: center;

    img {
      width: 160px;
      height: 160px;
    }

    p {
      padding-top: 10px;
    }

    .name {
      font-size: 16px;
    }

    .desc {
      color: #999;
      height: 29px;
    }

    .price {
      color: $priceColor;
      font-size: 20px;
    }
  }

  .pagination-container {
    margin-top: 20px;
    display: flex;
    justify-content: center;
  }


}
</style>